#include<iostream>
#include<vector>
#include<queue>
#include<cstring>
#include<cmath>
#include<map>
#include<set>
#include<cstdio>
#include<algorithm>
#define debug(a) cout<<#a<<"="<<a<<endl;
using namespace std;
const int maxn=2e5+1000;
typedef long long LL;
inline LL read(){LL x=0,f=1;char ch=getchar();	while (!isdigit(ch)){if (ch=='-') f=-1;ch=getchar();}while (isdigit(ch)){x=x*10+ch-48;ch=getchar();}
return x*f;}
int main(void){
   cin.tie(0);std::ios::sync_with_stdio(false);
   LL _;cin>>_;
   while(_--){
     LL a,b;cin>>a>>b;
     if(a>b) swap(a,b);
     LL sum=a+b;
     if(!a&&!b){
        cout<<"YES"<<"\n";
        continue;
     }
     if( sum%3==0&&a&&b&&a*2>=b){
        cout<<"YES"<<"\n";
     }
     else{
        cout<<"NO"<<"\n";
     }
   }
   return 0;
}
